Y11 Home Learning due Monday 24/11/14

As you know, you are to bring suitable research to school for your coursework introduction tomorrow.

This weeks Homelearning is in two parts.

First please complete the June 2013 Chemsitry 1,2,3 paper. I will provide print outs of this in Thursday’s lesson.

Second prepare a list of variables, risks, hazards and controls for you chosen method as determined in class this week. A sheet will be provided to help.

Miss Critchley

Year 8 Home Learning due 27/11/14

Why is a haberdasher called a haberdasher?

You’re Home learning covers more on Acids and Bases.

It’s a research task in which you must bring printed websites, newspaper articles or books etc, with a half page summary of what you have found. The summary will be half an exercise book page written in full sentences with HW written in the top left hand corner.

The things you collect must answer the following questions.

What is a base?

What is an alkali?

What is the chemical formulae of ammonia?

What is ammonia used for?

How is ammonia made and what is the process called?

109 open for use lunchtime on Friday and Monday.

Year 10 Home learning due 20/11/14

First of all I’d like to remind you who close it is to Christmas and what a wonderful thought that is.

Second, you have been given a work sheet and newspaper article. Short answers to all questions by Thursday please.

Daniel, I have you book and worksheet because you forgot it. Don’t panic when I drop it off for you tomorrow.

Miss C

CO2 is a trace gas, but what does that mean?

Year 11 you might like this

Brave New Climate

Carbon dioxide, methane, nitrous oxide and most other long-lived greenhouse gases (i.e., barring short-lived water vapour), are considered ‘trace gases’ because their concentration in the atmosphere is so low. For instance, at a current level of 389 parts per million, CO2 represents just 0.0389% of the air, by volume. Tiny isn’t it? How could such a small amount of gas possibly be important?

This issue is often raised by media commentators like Alan Jones, Howard Sattler, Gary Hardgrave and others, when arguing that fossil fuel emissions are irrelevant for climate change. For instance, check out the Media Watch ABC TV story (11 minute video and transcript) called “Balancing a hot debate“.

I’ve seen lots of analogies drawn, in an attempt to explain the importance of trace greenhouse gases. One common one is to point out that a tiny amount of cynanide, if ingested, will kill you…

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